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<table width="100%" summary="page for greatLakes"><tr><td>greatLakes</td><td style="text-align: right;">R Documentation</td></tr></table>

<h2>
Yearly averages of Great Lake heights: 1918 - 2009
</h2>

<h3>Description</h3>

<p>Heights, stored as a multivariate time series, are for the lakes Erie,
Michigan/Huron, Ontario and St Clair
</p>


<h3>Usage</h3>

<pre>data(greatLakes)</pre>


<h3>Format</h3>

<p>The format is:
mts [1:92, 1:4] 174 174 174 174 174 ...
- attr(*, &quot;dimnames&quot;)=List of 2
..$ : NULL
..$ : chr [1:4] &quot;Erie&quot; &quot;michHuron&quot; &quot;Ontario&quot; &quot;StClair&quot;
- attr(*, &quot;tsp&quot;)= num [1:3] 1918 2009 1
- attr(*, &quot;class&quot;)= chr [1:2] &quot;mts&quot; &quot;ts&quot;
</p>


<h3>Details</h3>

<p>For more details, go to the website that is the source of the data.
</p>


<h3>Source</h3>

<p><a href="http://www.lre.usace.army.mil/Missions/GreatLakesInformation/GreatLakesWaterLevels/HistoricalData.aspx">http://www.lre.usace.army.mil/Missions/GreatLakesInformation/GreatLakesWaterLevels/HistoricalData.aspx</a>
</p>


<h3>Examples</h3>

<pre>
data(greatLakes)
plot(greatLakes)
## maybe str(greatLakes)
</pre>


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